package com.qingcheng.service.impl;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.qingcheng.dao.AdminInfoMapper;
import com.qingcheng.dao.AdminMapper;
import com.qingcheng.entity.PageResult;
import com.qingcheng.pojo.system.Admin;
import com.qingcheng.pojo.system.AdminInfo;
import com.qingcheng.service.AdminService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.crypto.bcrypt.BCrypt;
import org.springframework.stereotype.Service;
import tk.mybatis.mapper.entity.Example;

import javax.annotation.Resource;
import java.util.List;
import java.util.Map;

@Service
public class AdminServiceImpl implements AdminService {

    @Resource
    private AdminMapper adminMapper;

    @Resource
    private AdminInfoMapper adminInfoMapper;

    /**
     * 检查旧密码是否正确
     * @param id
     * @param oldpwd
     * @return
     */
    @Override
    public boolean checkpwd(int id, String oldpwd) {
        Admin admin = adminMapper.selectByPrimaryKey(id);
        boolean checkpwd = BCrypt.checkpw(oldpwd,admin.getPassword());
        return checkpwd;
    }

    /**
     * 修改密码
     * @param id
     * @param changepwd
     */
    @Override
    public void updatepwd(int id, String changepwd,String image) {
        Admin admin = adminMapper.selectByPrimaryKey(id);
        if (changepwd != null){
            String pwd = BCrypt.hashpw(changepwd,BCrypt.gensalt());
            admin.setPassword(pwd);
            adminMapper.updateByPrimaryKeySelective(admin);
        }
        Example example1 = new Example(AdminInfo.class);
        Example.Criteria criteria1 = example1.createCriteria();
        criteria1.andEqualTo("parentId",id);
        AdminInfo adminInfo = adminInfoMapper.selectOneByExample(example1);
        if(image != null) {
            if (adminInfo.getImage() != image) {
                adminInfo.setImage(image);
                adminInfoMapper.updateByPrimaryKeySelective(adminInfo);
            }
        }
    }

    /**
    @Autowired
    private AdminMapper adminMapper;

    /**
     * 返回全部记录
     * @return
     */
    public List<Admin> findAll() {
        return adminMapper.selectAll();
    }

    /**
     * 分页查询
     * @param page 页码
     * @param size 每页记录数
     * @return 分页结果
     */
    public PageResult<Admin> findPage(int page, int size) {
        PageHelper.startPage(page,size);
        Page<Admin> admins = (Page<Admin>) adminMapper.selectAll();
        return new PageResult<Admin>(admins.getTotal(),admins.getResult());
    }

    /**
     * 条件查询
     * @param searchMap 查询条件
     * @return
     */
    public List<Admin> findList(Map<String, Object> searchMap) {
        Example example = createExample(searchMap);
        return adminMapper.selectByExample(example);
    }

    /**
     * 分页+条件查询
     * @param searchMap
     * @param page
     * @param size
     * @return
     */
    public PageResult<Admin> findPage(Map<String, Object> searchMap, int page, int size) {
        PageHelper.startPage(page,size);
        Example example = createExample(searchMap);
        Page<Admin> admins = (Page<Admin>) adminMapper.selectByExample(example);
        return new PageResult<Admin>(admins.getTotal(),admins.getResult());
    }

    /**
     * 根据Id查询
     * @param id
     * @return
     */
    public Admin findById(Integer id) {
        return adminMapper.selectByPrimaryKey(id);
    }

    /**
     * 新增
     * @param admin
     */
    public void add(Admin admin) {
        adminMapper.insert(admin);
    }

    /**
     * 修改
     * @param admin
     */
    public void update(Admin admin) {
        adminMapper.updateByPrimaryKeySelective(admin);
    }

    /**
     *  删除
     * @param id
     */
    public void delete(Integer id) {
        adminMapper.deleteByPrimaryKey(id);
    }

    /**
     * 构建查询条件
     * @param searchMap
     * @return
     */
    private Example createExample(Map<String, Object> searchMap){
        Example example=new Example(Admin.class);
        Example.Criteria criteria = example.createCriteria();
        if(searchMap!=null){
            // 用户名
            if(searchMap.get("loginName")!=null && !"".equals(searchMap.get("loginName"))){
                criteria.andLike("loginName","%"+searchMap.get("loginName")+"%");
            }
            // 密码
            if(searchMap.get("password")!=null && !"".equals(searchMap.get("password"))){
                criteria.andLike("password","%"+searchMap.get("password")+"%");
            }
            // 状态
            if(searchMap.get("status")!=null && !"".equals(searchMap.get("status"))){
                criteria.andLike("status","%"+searchMap.get("status")+"%");
            }

            // id
            if(searchMap.get("id")!=null ){
                criteria.andEqualTo("id",searchMap.get("id"));
            }

        }
        return example;
    }

}
